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THe Marine Review ee Armstrong Pipe Cutting and Threading Machines are Portable-- Sizes up to 4" can be carried to the work. For and or ee interchangeably--even the 6" size may be turned by an apprentice unassisted. Catalogues free. THE ARMSTRONG MANUFACTURING COMPANY, Bridgeport, Conn. Canal Street. D. W. Anderson, Pres. Geo. E. Hardy, Secy.-Treas. ANNOUNCEMENT Change of Name. On Nov. 1, 1907, the Name of this Com- pany will be changed to The Hardy Paint & Varnish Company We solicit your orders Toledo White Lead Co. Toledo, Ohio 71 FACTS WORTH KNOWING @ We carry everything in iron and steel up to 6" diameter. @ We line up old shafts and have unexcelled facilities for forging new ones. @ We make any kind of boat repairs on shart notice, night or day. @ We supply engineers with Serie they need in the engine room and fire hold. MCKINNON IRON WorKS ASHTABULA, O. TRADE MARE WILFORD'S WATERPROOF CLOTH is made of pure twisted flax thread. It is stronger and more durable than cotton, and on account of its light weight is most desirable for Hatch, Boat or Sail covers, Tarpaulins, Side Cloth or Roofing. It will not crack and i is positively impenetrable by salt or fresh water. My customers know this--from others I solicit a trial order. E DW A R D A. B U N K E R, Sole een iSe the United Statess P.O. BOX 1579, NEW YORK. OME ea Ua ae) ay nade Maeda bet wi Jadpatd BARS ) MADE OF BEST QUALITY yas ad) er ee JRON OR STEEL. CUYAHOGA FALLS. 0. U.S.A. Safety and Coal Economy a are realized by our Hollow Stay Bolts. Steam from the center of a broken Hollow bolt always gives positive warning, hence SAFETY assing into the firebox through the hollow bolt Helps combustion, hence ECONOMY Tell-tale holes clog up. Hollow stays "never." Passage of air always keeps the holes open. Send for free literature. Falls Hollow Staybolt Company Cuyahoga Falis, Ohio Automatic Self-Grinding Check Valves d Have tm aa It? Descriptive circular sent on request THE SCOVILLE CHECK VALVE CO. ASHTABULA, OHIO We are requested to in- C AT ALO GS form the INDUSTRIALS of all branches that our French contemporary, "LE MOIS SCIEN- e TIFIQUE ET INDUS- TRIEL'"' of 8rue Nouvelle at PARIS, 9°, has estab- lished an Information Branch from which particulars on any question may be obtained. a4 It is of great interest for all manufacturers to sen regularly their "Catalogues'"' to "Le Mois Scientifique et Industriel'? from where they will be forwarded to every one interested in the line. Do not delay to send them and note the address is LE MOIS SCIENTIFIQUE ET INDUSTRIEL 8 rue Nouvelle at Paris--9° Ask for a specimen notice free on application. ets LATEST PATENT ANGHOR (2) TH National ana Sater THE NATIONAL 'a? ANCHORS. APPROVED BY LLOYDS. Manufactured by Furnished to be Lake Trade L.M.BOWERS &CO., ; Binghamton, N.Y, The Upson-Walton Co., Catalogue on Application. : CLEVELAND, O.°